Data Sheet
January 2000
1345-Type Receiver with
Clock Recovery and Data Retiming
Recommended User Interface (continued)
1 µH
0.1 µF
5.0 V
2.2 µF
2.2 µF
12
14
11
9
82 Ω
82 Ω
FLAG
FLAG
DATA*
DATA*
7
1345
ALR
82 Ω
82 Ω 124 Ω
124 Ω
TOP
VIEW
4
5
CLOCK*
CLOCK*
10
VPIN
124 Ω
124 Ω
OPTICAL
FIBER
* DATA, DATA, CLOCK, and CLOCK are 50 Ω transmission lines that can be ac- or dc-coupled.
1-725(C).b
Figure 2. PECL-Compatible (5 V) Interface
1 µH
5.0 V
2.2 µF
2.2 µF
0.1 µF
11
9
0.1 µF
0.1 µF
12
14
FLAG
FLAG
DATA
7
DATA
1345
300 Ω
300 Ω
300 Ω
300 Ω
0.1 µF
0.1 µF
4
5
CLOCK
CLOCK
OPTICAL
FIBER
1-870(C).d
Figure 3. ac-Coupled ECL-Compatible Interface
5
Agere Systems Inc.
AGERE [ AGERE SYSTEMS ]
